Environmental remediationModule Chemical pollution
Academic Year 2023/2024 - Teacher: Salvatore BARRECAExpected Learning Outcomes
Knowledge and understanding:
knowledge of the main chemical aspects relating to analysis procedures.
Ability to apply knowledge and understanding:
be able to use analytical procedures for the determination of substances through chemical analysis processes relating to the pollutant to be analysed.
Making judgments: allowing the objective evaluation of the results also in relation to the quality of the analytical data.
Communication skills: develop and/or improve the ability to explain even complex scientific concepts by implementing technical terminologies suitable for polymeric materials;
Learning skills: Apply analysis techniques to solve environmental chemistry.
Course Structure
Required Prerequisites
Attendance of Lessons
Detailed Course Content
Introduction to environmental chemistry
Pollution and contamination of different environmental matrices and main classes of pollutants, general information on pollutants, sampling and conservation of samples.
Instrumental Analysis
Main instrumental analysis techniques: spectroscopic techniques (molecular and atomic spectroscopy), mass spectrometry, electrochemical techniques, chromatographic techniques.
Metal analysis
Solvent extraction, sample digestion and decomposition, atomic spectroscopy, spectrophotometry, chromatographic and electrochemical methods.
VOC analysis
Static and dynamic headspace extraction, SPME, active and passive sampling systems, gas chromatographic analysis, detectors for gas chromatographic analysis.
Analysis of non-VOC compounds
Liquid-liquid extraction, SPE extraction, SPME extraction, microwave-assisted extraction, accelerated solvent extraction, HPLC analysis, HPLC detectors used in the environmental field.
Textbook Information
1. Tecniche di analisi strumentale: Skoog, West, Holler, Crouch - Fondamenti di chimica analitica - 2° Ed - EdiSES (2004);
2. Colin, Baird - Chimica Ambientale - 3° Ed - Zanichelli (2013);
Course Planning
| Subjects | Text References | |
|---|---|---|
| 1 | introduction to environmental chemistry | Testo 2 – Cap. 1-4 |
| 2 | Atomic spectroscopy | Testo 1 – Cap 6-11 |
| 3 | Molecular spetroscopy | Testo 1 – 13,14,16-20 |
| 4 | Electrochemistry | Testo 1 - Cap 22-25 |
| 5 | Separation methods | Testo 1 – Cap. 26-30 |
| 6 | mass spectrometry techniques | Mterial provided by the teacher |
Learning Assessment
Learning Assessment Procedures
Examples of frequently asked questions and / or exercises
Differences between spectroscopic and spectrometric techniques and their main applications.
What are the main extraction techniques for polycyclic aromatic hydrocarbons extraction from soil samples?
What are the main extraction techniques for polycyclic aromatic hydrocarbons extraction from water samples?